Cam structure type part clamping jig with adjustable height

The utility model provides a cam structure type part clamping jig with the adjustable height. The jig comprises a jig body, a supporting column for fixing parts and a cam shaft. A first channel extending in the vertical direction of the jig body is formed in the jig body. The supporting column is fixed in the first channel; a second channel perpendicular to the first channel is arranged below thefirst channel; the cam shaft is horizontally arranged in the second channel and makes contact with the supporting column, and when the cam shaft rotates in the second channel, the supporting column moves in the vertical direction of the jig body along with rotation of the cam shaft. According to the cam structure type part clamping jig with the adjustable height, the shape and the motion trail mode of a cam structure are adopted, the height of an installed part can be adjusted through rotation of the rotary cam, and the problem that a large part is difficult to correct after being clamped andfixed is solved. 本实用新型提出了一